./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 034172cc4904075fab6f792587170b7236be9fb41f3a62fa7fbe9a216ec4ca2c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:47:38,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:47:38,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:47:38,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:47:38,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:47:38,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:47:38,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:47:38,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:47:38,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:47:38,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:47:38,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:47:38,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:47:38,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:47:38,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:47:38,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:47:38,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:47:38,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:47:38,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:47:38,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:47:38,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:47:38,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:47:38,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:47:38,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:47:38,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:47:38,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:47:38,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:47:38,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:47:38,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:47:38,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:47:38,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:47:38,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:47:38,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:47:38,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:47:38,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:47:38,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:47:38,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:47:38,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:47:38,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:47:38,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:47:38,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:47:38,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:47:38,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 14:47:38,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:47:38,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:47:38,607 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:47:38,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:47:38,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:47:38,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:47:38,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:47:38,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:47:38,615 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:47:38,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:47:38,615 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 14:47:38,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 14:47:38,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:47:38,616 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 14:47:38,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 14:47:38,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:47:38,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:47:38,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:47:38,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:47:38,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:47:38,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:47:38,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:47:38,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:47:38,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:47:38,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:47:38,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:47:38,619 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 034172cc4904075fab6f792587170b7236be9fb41f3a62fa7fbe9a216ec4ca2c [2022-12-13 14:47:38,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:47:38,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:47:38,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:47:38,814 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:47:38,814 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:47:38,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i [2022-12-13 14:47:41,395 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:47:41,578 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:47:41,578 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/sv-benchmarks/c/goblint-regression/09-regions_12-arraycollapse_rc.i [2022-12-13 14:47:41,590 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/data/02b6b4380/f6d0c56059f446bebf08cf3a1210f7ca/FLAG9e9438323 [2022-12-13 14:47:41,601 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/data/02b6b4380/f6d0c56059f446bebf08cf3a1210f7ca [2022-12-13 14:47:41,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:47:41,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:47:41,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:47:41,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:47:41,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:47:41,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:47:41" (1/1) ... [2022-12-13 14:47:41,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a5272c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:41, skipping insertion in model container [2022-12-13 14:47:41,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:47:41" (1/1) ... [2022-12-13 14:47:41,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:47:41,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:47:42,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:47:42,098 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:47:42,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:47:42,182 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:47:42,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42 WrapperNode [2022-12-13 14:47:42,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:47:42,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:47:42,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:47:42,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:47:42,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,234 INFO L138 Inliner]: procedures = 370, calls = 36, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 328 [2022-12-13 14:47:42,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:47:42,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:47:42,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:47:42,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:47:42,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,274 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:47:42,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:47:42,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:47:42,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:47:42,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (1/1) ... [2022-12-13 14:47:42,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:47:42,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:47:42,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:47:42,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd86382-879a-4395-b3d3-df70287d5a14/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:47:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:47:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:47:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:47:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 14:47:42,341 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 14:47:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:47:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:47:42,343 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 14:47:42,482 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:47:42,483 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:47:42,956 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:47:42,963 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:47:42,963 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 14:47:42,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:47:42 BoogieIcfgContainer [2022-12-13 14:47:42,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:47:42,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:47:42,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:47:42,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:47:42,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:47:41" (1/3) ... [2022-12-13 14:47:42,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea52fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:47:42, skipping insertion in model container [2022-12-13 14:47:42,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:47:42" (2/3) ... [2022-12-13 14:47:42,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea52fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:47:42, skipping insertion in model container [2022-12-13 14:47:42,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:47:42" (3/3) ... [2022-12-13 14:47:42,971 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_12-arraycollapse_rc.i [2022-12-13 14:47:42,977 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 14:47:42,984 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:47:42,984 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-12-13 14:47:42,985 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 14:47:43,048 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 14:47:43,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 398 places, 399 transitions, 803 flow [2022-12-13 14:47:43,176 INFO L130 PetriNetUnfolder]: 5/398 cut-off events. [2022-12-13 14:47:43,176 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 14:47:43,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 398 events. 5/398 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 363 event pairs, 0 based on Foata normal form. 0/365 useless extension candidates. Maximal degree in co-relation 272. Up to 2 conditions per place. [2022-12-13 14:47:43,181 INFO L82 GeneralOperation]: Start removeDead. Operand has 398 places, 399 transitions, 803 flow [2022-12-13 14:47:43,187 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 397 places, 398 transitions, 799 flow [2022-12-13 14:47:43,190 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 14:47:43,198 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 397 places, 398 transitions, 799 flow [2022-12-13 14:47:43,200 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 397 places, 398 transitions, 799 flow [2022-12-13 14:47:43,200 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 397 places, 398 transitions, 799 flow [2022-12-13 14:47:43,257 INFO L130 PetriNetUnfolder]: 5/398 cut-off events. [2022-12-13 14:47:43,257 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 14:47:43,258 INFO L83 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 398 events. 5/398 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 363 event pairs, 0 based on Foata normal form. 0/365 useless extension candidates. Maximal degree in co-relation 272. Up to 2 conditions per place. [2022-12-13 14:47:43,261 INFO L119 LiptonReduction]: Number of co-enabled transitions 6512 [2022-12-13 14:48:13,630 WARN L233 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 137 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:48:18,764 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:48:24,381 WARN L233 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 137 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:48:44,295 WARN L233 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:48:55,603 WARN L233 SmtUtils]: Spent 6.43s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:50:13,722 WARN L233 SmtUtils]: Spent 1.22m on a formula simplification that was a NOOP. DAG size: 196 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:50:43,384 WARN L233 SmtUtils]: Spent 29.65s on a formula simplification that was a NOOP. DAG size: 164 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:51:47,852 WARN L233 SmtUtils]: Spent 1.07m on a formula simplification that was a NOOP. DAG size: 196 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:52:21,942 WARN L233 SmtUtils]: Spent 34.09s on a formula simplification that was a NOOP. DAG size: 164 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:52:41,971 WARN L233 SmtUtils]: Spent 18.72s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:52:54,386 WARN L233 SmtUtils]: Spent 12.41s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:53:06,854 WARN L233 SmtUtils]: Spent 12.47s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:53:18,016 WARN L233 SmtUtils]: Spent 11.16s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:56:48,268 WARN L233 SmtUtils]: Spent 3.48m on a formula simplification. DAG size of input: 224 DAG size of output: 222 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 14:58:11,347 WARN L233 SmtUtils]: Spent 1.38m on a formula simplification that was a NOOP. DAG size: 210 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 15:01:38,326 WARN L233 SmtUtils]: Spent 3.45m on a formula simplification. DAG size of input: 224 DAG size of output: 222 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 15:02:58,706 WARN L233 SmtUtils]: Spent 1.34m on a formula simplification that was a NOOP. DAG size: 210 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)